GeoSPARQL and SPARQL Benchmarking with GeoRDFBench Framework. Theofilos Ioannidis, Nikos Mamoulis and Manolis Koubarakis Transactions on Graph Data and Knowledge (TGDK), Volume 4, Issue 2, 8:1–8:50: Special Issue on Data Management for (Knowledge) Graphs https://doi.org/10.4230/TGDK.4.2.8
Reviewer (Research Track)
JoWS 2026: Journal of Web Semantics
Reviewer (Resources Track Program Committee)
ISWC 2025: The 24th International Semantic Web Conference
Ioannidis, T. (2023) Geospatial RDF stores, Chapter 13.
In: Manolis Koubarakis. Geospatial Data Science: A Hands-on Approach for Building Geospatial Applications Using Linked Data Technologies.
ACM Books 51, ACM 2023, ISBN 979-8-4007-0740-7
Strabo 2: Distributed Management of Massive Geospatial RDF Datasets. Dimitris Bilidas, Theofilos Ioannidis, Nikos Mamoulis and Manolis Koubarakis The 21st International Semantic Web Conference, Virtual Conference, 23-27 October 2022 https://doi.org/10.1007/978-3-031-19433-7_24
Evaluating geospatial RDF stores using the benchmark Geographica 2. Ioannidis Theofilos, Garbis G., Kyzirakos K., Bereta K., Koubarakis M. Journal on Data Semantics, 10(3-4), 189-228. https://doi.org/10.1007/s13740-021-00118-x
Artificial Intelligence and Big Data Technologies for Copernicus Data: The ExtremeEarth Project.
Manolis Koubarakis, George Stamoulis, Dimitris Bilidas, Theofilos Ioannidis, George Mandilaras, Despina-Athanasia Pantazi,
George Papadakis, Vladimir Vlassov, Amir H. Payberah, Tianze Wang, Sina Sheikholeslami, Desta Haileselassie Hagos,
Lorenzo Bruzzone, Claudia Paris, Giulio Weikmann, Daniele Marinelli, Torbjørn Eltoft, Andrea Marinoni, Thomas Kræmer,
Salman Khaleghian, Habib Ullah, Antonis Troumpoukis, Nefeli Prokopaki Kostopoulou, Stasinos Konstantopoulos, Vangelis Karkaletsis,
Jim Dowling, Theofilos Kakantousis, Mihai Datcu, Wei Yao, Corneliu Octavian Dumitru, Florian Appel, Silke Migdall, Markus Muerth,
Heike Bach, Nick Hughes, Alistair Everett, Ashild Kiærbech, Joakim Lillehaug Pedersen, David Arthurs, Andrew Fleming, Andreas Cziferszky
Conference on Big Data from Space (BiDS21) 2021. Virtual event, 18-20 May 2021
From Copernicus Big Data to Extreme Earth Analytics.
Manolis Koubarakis, Konstantina Bereta, Dimitris Bilidas, Konstantinos Giannousis, Theofilos Ioannidis, Despina-Athanasia Pantazi,
George Stamoulis, Jim Dowling, Seif Haridi, Vladimir Vlassov, Lorenzo Bruzzone, Claudia Paris, Torbjørn Eltoft, Thomas Krämer,
Angelos Charalabidis, Vangelis Karkaletsis, Stasinos Konstantopoulos, Theofilos Kakantousis, Mihai Datcu, Corneliu Octavian Dumitru,
Florian Appel, Heike Bach, Silke Migdall, Nick Hughes, David Arthurs and Andrew Fleming
The 22nd International Conference on Extending Database Technology (EDBT 2019). Lisbon, Portugal, 26-29 March, 2019
Template-based question answering over linked geospatial data
Punjani D., Singh K., Both A., Koubarakis M., Angelidis I., Bereta K., Beris T., Bilidas D., Ioannidis Theofilos, Karalis N.
Proceedings of the 12th workshop on geographic information retrieval (pp. 1-10).